MESON Chess Problem Database

Problem Display
PID: 68673 (4Q1bk/6p1/7P/8/8/8/8/7K w - - 0 1)

Kling, Josef

The Chess Player's Chronicle (Staunton), 1862

4Q1bk/6p1/7P/8/8/8/8/7K

#2

3 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Qe5?
      • threat
        • 2.Qxg7#
      • 1...Kh7
        • 2.Qxg7#
      • 1...Bd5+!
    • 1.Qf8?
      • threat
        • 2.Qxg7#
      • 1...Kh7
        • 2.Qxg7#
      • 1...g5
        • 2.Qg7#
      • 1...g6
        • 2.Qg7#
      • 1...gxh6!
  • Keys
    • 1.h7!
      • threat
        • 2.Qxg8#
        • 2.hxg8Q#
      • 1...Kxh7
        • 2.Qh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);N_PINB(b),P_PINP(a)
      • Threat
        • QAB1(C),XP(a)
      • Vars
        • K(c);N_SPINP(a),P-FLIGHT::QAR1(C),XP(a)
      • Refutation
        • B(b);CHECK
    • Try
      • Q(C);
      • Threat
        • QAB1(C),XP(a)
      • Vars
        • K(c);N_SPINB(b),P-FLIGHT::QAR1(C),XP(a)
        • P(a);::QAB1(C)
      • Refutation
        • P(a);XP(B)
  • Actual
    • P(B);
    • Threat
      • DUALS(2)
    • Vars
      • K(c);N_SPINB(b),OGATEB,P-FLIGHT,XP(B)::QAR2(C)
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